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OpenStudy (anonymous):
Can someone please help me answer this???
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OpenStudy (anonymous):
OpenStudy (cwrw238):
|dw:1326153730063:dw|
OpenStudy (cwrw238):
can you see what cos is from the diagram?
OpenStudy (anonymous):
-4 / 5 ?
OpenStudy (cwrw238):
right
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OpenStudy (anonymous):
yess! thank you!
OpenStudy (cwrw238):
yw
OpenStudy (anonymous):
wait so how do you know which is negative and positive while drawing the triangle?
OpenStudy (cwrw238):
all hypotenuse's are positive other lines are negative to left of vertical x axis and negative below the horizontal y axis
OpenStudy (cwrw238):
|dw:1326154446939:dw|
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